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Archive for the 'CCA' Category

(Beyond Pesticides, January 4, 2011) A report released by the Environmental Working Group (EWG) finds that drinking water in 31 cities across the country is contaminated with hexavalent chromium, or chromium-6, a carcinogenic chemical contaminant with numerous sources including treated wood utility poles that line streets and backyards across the the United States. Wood treated […]

(Beyond Pesticides, November 25, 2009) Although phased out from use in playground, deck and landscaping timbers, chromated-copper-arsenic (CCA), a hazardous wood preservative still allowed for use on utility poles, continues to be found on childrenâ€™s playgrounds. Researchers at Tulane University sampled playgrounds from the city of New Orleans metropolitan area and found significant amounts of […]

(Beyond Pesticides, January 5, 2009) According to a new study published December 2008 in the online edition of Environmental Health Perspectives, hexavalent chromium (or chromium VI) found in the wood preservatives chromated copper arsenate (CCA) and acid copper chromate (ACC), is a human carcinogen following chronic oral exposure. Previous studies have shown that hexavalent chromium […]

(Beyond Pesticides, September 8, 2008) Inorganic arsenic may increase the risk of developing type 2 diabetes, according to a study published in the Journal of the American Medical Association by researchers at the Johns Hopkins Bloomberg School of Public Health. Common sources of inorganic arsenic exposure include dietary exposure, drinking water pollution, and contamination associated […]

(Beyond Pesticides, November 26, 2007) Minnesotaâ€™s Department of Health (MDH) plans to measure arsenic levels in 100 children who live near a former pesticide production site in south Minneapolis. Pesticides containing arsenic, a known human carcinogen, were made and stored at the CMC Heartland site between 1938 and 1963. The pilot project follows the passage […]

(Beyond Pesticides, February 9, 2007) The effects of Hurricane Katrina are still being felt in the Gulf Coast, a year and a half after it hit. Research shows one of the secondary effects of Katrina is increased arsenic levels, largely due to debris treated with the wood preservative chromated copper arsenate (CCA). The debris, mostly […]